#ifndef USART_H_2024_4_17
#define  USART_H_2024_4_17

#include "stm32f10x.h"
#include <stdio.h>

void USART1_Init(void);
void USART2_Init(void);
void USART3_Init(void);
void USART1_SendString(uint8_t* str , uint8_t leng);
void USART3_SendString(uint8_t* str , uint8_t leng);
void USART2_SendString(uint8_t* str , uint8_t leng);
#endif // !USART_H_2024_4_17

